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Investigation on Fluid Retention Stability of Propellant Management Devices in Cryogenic Liquid Hydrogen Tank under Microgravity Conditions
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Yunlong Wang1, Yuan Ma1, 2, Rongda Zhang1, Kang Wang1, Yanzhong Li1
Journal of Refrigeration | 2025, 46(5) : 39 - 46
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Journal of Refrigeration | 2025, 46(5): 39-46
Hydrogen Liquefaction & Cryogenic Storage and Transmission
Investigation on Fluid Retention Stability of Propellant Management Devices in Cryogenic Liquid Hydrogen Tank under Microgravity Conditions
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Yunlong Wang1, Yuan Ma1, 2, Rongda Zhang1, Kang Wang1, Yanzhong Li1
Affiliations
  • 1.School of Energy and Power Engineering, Xi'an Jiaotong University, Xi'an, 710049, China
  • 2.MOE Key Laboratory of Cryogenic Technology and Equipment, Xi'an Jiaotong University, Xi'an, 710049, China
Published: 2025-10-16 doi: 10.12465/j.issn.0253-4339.2025.05.039
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This study investigates the in-orbit liquid hydrogen management capability of screen channel tanks in cryogenic propulsion systems by developing a three-dimensional multiphysics model that integrates filling ratios (5%-50%) and microgravity disturbances (10-3 g). The competition mechanism between capillary and inertial forces, as well as the fluid retention stability during tank reorientation, was systematically analyzed. The key findings include the following. The fluid retention capability was attributed to the structural synergy between liquid collection channels and tank walls, ensuring continuous liquid coverage at the channel inlets under all operating conditions. At low filling ratios, surface tension dominated the phase distribution with a quasi-static interfacial evolution. Increased filling enhanced inertial forces, inducing phase oscillations via momentum transport. The directional sensitivity analysis revealed that bottom acceleration induced the largest centroid depression, top acceleration had a minimal impact on the relative centroid height, and lateral disturbances caused larger centroid oscillation amplitudes and higher frequencies than oblique lateral disturbances.

liquid retention stability  /  reorientation  /  screen channel tank  /  propellant management device  /  microgravity
Yunlong Wang, Yuan Ma, Rongda Zhang, Kang Wang, Yanzhong Li. Investigation on Fluid Retention Stability of Propellant Management Devices in Cryogenic Liquid Hydrogen Tank under Microgravity Conditions[J]. Journal of Refrigeration, 2025 , 46 (5) : 39 -46 . DOI: 10.12465/j.issn.0253-4339.2025.05.039
Year 2025 volume 46 Issue 5
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Article Info
doi: 10.12465/j.issn.0253-4339.2025.05.039
  • Receive Date:2025-05-07
  • Online Date:2026-03-13
  • Published:2025-10-16
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History
  • Received:2025-05-07
  • Revised:2025-05-23
  • Accepted:2025-05-26
Affiliations
    1.School of Energy and Power Engineering, Xi'an Jiaotong University, Xi'an, 710049, China
    2.MOE Key Laboratory of Cryogenic Technology and Equipment, Xi'an Jiaotong University, Xi'an, 710049, China

Corresponding:

Ma Yuan, female, associate professor, School of Energy and Power Engineering, Xi'an Jiaotong University, 86-17792410890, E-mail: . Research fields: gas-liquid twophase flow mechanism of cryogenic fluids (microgravity, porous media, phase change); space management technology for cryogenic propellants (gas-liquid separation, thermal protection); cryogenic liquid rocket engine technology (turbo seal, fuel atomization); storage and transportation technology for cryogenic fluids (liquid hydrogen, liquid oxygen, liquid methane, precooling and supercooling, filling, structural thermal stress).
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表12种不同金属材料的力学参数

Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)

Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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